Buff Arches

Habrosyne pyritoides

The buff arches is a moth of the family Drepanidae. The species was first described by Johann Siegfried Hufnagel in 1766. It is found throughout Europe and is well distributed in the British Isles except the far north of England and all of Scotland. They live in deciduous and coniferous forests with large populations of their foodplants, but also in gardens and parks. Source

Where it is now

In the last 8 weeks this insect was recorded 4 times across 2 areas (each area is a 5 degree square).

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Movement and weather

Over the weeks it was present in the past year, its centre in Europe ranged from 44°N in June to 57°N in June, about 1,400 km apart.

Arrival dates

The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.

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Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.